(30-31题共用备选答案)
A．左肩放射性痛&nBsp;
B．尿淀粉酶升高&nBsp;
C．碱性磷酸酶升高&nBsp;
D．腹膜后积气&nBsp;
E．腹部外伤后直肠指检带血&nBsp;
30[单选题] 十二指肠降段破裂&nBsp;
A B C D E
31[单选题] 脾破裂&nBsp;
A B C D E